Shaft-coupling.



No. 823,944. PATENTBD JUNE m, ma

H. o. HART. SHAFT GGUPLING.

APPLIUATIOE FILED SEP'L 23. 1905.

/0 7 C fi J 73 witvwaaea terinto their seats in iine with theeonneoted ege the outer ends of the s lit sleeves to shafts, und untxl'rie-Llondevices, interposed bei tween the binding elementJ and the sleeves.

3. In e shaft-coupling, the combination with e collez' formed with fx1. opening, tapering in two opposite directions, of two taperw ing e lit sleeves Iitting in the opening, a. bind-- ingr eiemeni, formed in two eeotions, euch Se tion being threaded and engaging eimh other to draw the seo/tions together, erich seobion Vhaving un integral amnxliu shoulder to enoroe the seme together in a inernent with the shafts being coupled, when the two seetions of the binding element` are screwed toi getherY In testimony whereof l affix my signature in presence of two subscribin r witnesses,

IIUBE 'iT C. HART. Witnesses JNO. Immun, A. 1l.. BENNETT. 

